Hello 
i'm from italy and i need to assemble a battery setup using a 50ah battery, i need to output 12.6v at stable voltage and i want to use products like these:
https://www.amazon.it/gp/product/B01LYZZRBQ/ref=ox_sc_act_title_1?smid=A19DXX2J0EEU9N&psc=1
https://www.amazon.it/gp/product/B0FJ2DF77Z/ref=ox_sc_act_title_8?smid=A3KORGC41HOI5M&psc=1
but what i can use to storage the battery and the voltage regulator ?
i generrally shop from aliexpress so i don't know if you want to advice me some case from there or i'm used to have stores like leroy merlin close to me.
what are the components i need to buy to do the work ?
i also would need a cheap charger to charge the lifepo4 from home